package com.itheima.service.impl;

import com.itheima.service.UserService;

public class UserServiceImpl implements UserService {

    public void save(int i, int m){
        System.out.println("user service running..."+i+" "+m);
        // int i = 1/0;
    }

    public int update(){
        System.out.println("user service update running...");
        return 100;
    }

    public void delete(){
        System.out.println("user service delete running...");
        // int i= 1/0;
    }



}
